Chevrolet K20 Thermostats and Housings
This page brings together thermostats and housings for the Chevrolet K20, covering model years 1961–1986. The range includes engine coolant thermostats, thermostat housings, water outlets, and complete kits — from OE replacement parts to performance-oriented options. Pick your Chevrolet K20's year above to narrow the list to thermostats and housings with confirmed fitment. Every part shown is checked against our vehicle data.
Derale Performance 15719 Billet Fluid Control Thermostat Kit 1/2" NPT 180°F
Beck/Arnley Engine Coolant Thermostat - OE Replacement for Foreign Nameplate Vehicles
Mishimoto MMTS-WRA-87L Racing Thermostat Low-Temp 180°F Jeep Wrangler 2.5L/4.0L/4.2L 1987-2006
Mishimoto MMTS-MUS-86A Street Thermostat for 1986-1995 Ford Mustang GT/Cobra
- 1
- 2
What's here for your Chevrolet K20
- Engine Coolant Thermostats — including OE replacement and performance variants
- Engine Coolant Thermostat Housings — gasket-ready housing assemblies
- Engine Coolant Water Outlets — standalone outlet components and kits
- Thermostat and Housing Combos — complete matched sets with gaskets included
The widest selection here comes from Motorad, March Performance, MAHLE, and Dorman, spanning a broad mix of replacement and performance styles to suit 1961–1986 Chevrolet K20 applications. Other categories Chevrolet K20 owners shop for: Chevrolet K20 Body Frame Parts, Chevrolet K20 Springs and Suspension Parts and Chevrolet K20 Steering Gear and Parts, or browse all Chevrolet K20 parts and accessories.